Kim Kardashian isn't the only person to receive an engagement ring on her birthday. As exclusively reported by E! News on Monday, Oct. 21, Kanye West popped the question on the Keeping Up With the Kardashians star's 33rd birthday after renting out AT&T Park in San Francisco. The rapper presented her with a 15-carat diamond ring by celebrity jeweler Lorraine Schwartz.

Justin Theroux used his 41st birthday as an opportunity to ask Jennifer Aniston for her hand in marriage—and she said yes! Since his August 2012 proposal, both stars have played coy when pressed for details about their big day. "We just want to do it when it's perfect, and we're not rushed, and no one is rushing from a job or rushing to a job," Aniston said in July 2013. "And, you know, we already feel married."

Britney Spears received a 3-carat diamond Neil Lane sparkler from Jason Trawick on the agent's 40th birthday in December 2011. It was also a belated birthday gift for Spears, who turned 30 just two weeks earlier. By January 2013, however, the couple went their separate ways.

Former Full House star JodieSweetin had no idea Morty Coyle planned to pop the question during her 29th birthday party in January 2011. Held at the Kibitz Room in L.A., the actress told People "it was a complete surprise." They tied the knot in March 2012 but didn't announce the news until the following year. "Our day was a wonderful, intimate celebration with each other and our families," Sweetin said.

Swizz Beatz asked Alicia Keys to marry him in Hawaii on Jan. 24, 2010. While the proposal technically happened one day before singer's 29th birthday, we understand why the hit maker didn't want to wait: Keys was several months pregnant with their son Egypt, now 3. The musicians recited their vows before friends and family in the Mediterranean on July 31, 2010.

Beauty queen and TV journalist CandiceCrawford received a special gift from TonyRomo for her 24th birthday: a diamond ring! Chace Crawford's kid sister was celebrating her special day at Five Sixty restaurant in Dallas when the Dallas Cowboys quarterback popped the question in December 2010. The pair swapped vows the following spring and welcomed son Hawkins in April 2012.

For all the details on Kim Kardashian and Kanye West's surprise engagement, tune in to E! News Tuesday, Oct. 22, at 7 p.m. and 11:30 p.m.